Karen is on holidays until Dec 2. Christoph
Sent from my iPhone
> On Nov 30, 2013, at 5:05, "David Joyce" <stranfaer@btinternet.com> wrote:
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> Does anyone know why Europa HQ have not been answering the phone for the last
two weeks?
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> Rgds
> David
>
> Sent from the iPad of David Joyce
> www.eastmidsspas.com
>
>> On 28 Nov 2013, at 17:25, Andrew Sarangan <asarangan@gmail.com> wrote:
>>
>>
>> Peter
>> By proper differential pressure I assume you meant on one side there
>> will be the fluid pressure, and on the other side there will be tank
>> air pressure. I gathered from Paul's email that he did exactly this by
>> running the tank vent line to the sensor, but still sees a lag during
>> climbs and descents. This is most likely due to the large tank volume
>> and the small diameter of the vent tube. So it would matter exactly
>> where the vent line is teed off to go to the sensor. Closer to the
>> tank is better. In any case, this delay is likely to be
>> inconsequential because most of the spam cans I fly are only required
>> to have a reliable level indicator when the tank is really empty.
>>
>>
>>
>>
>>> On Thu, Nov 28, 2013 at 8:38 AM, Peter Zutrauen <peterz@zutrasoft.com>
>>> wrote:
>>> I would suggest updating the cct/system to work on proper differential
>>> pressures - then venting isn't an issue. Ideally it would also incorporate
a
>>> g-sensor such that a prolonged turn doesn't affect the fuel level reading
>>> (assuming there is some shorter duration filtering to deal with turbulence),
>>> and a switch to select avgas/mogas densities. I was planning on implementing
>>> such a system when the time came. I was also planning on a vertical aluminum
>>> tube gauge on the outside of the tank containing a magnetic float which
>>> triggered external level switches lighting up a simple led gauge - as a
>>> backup and in lieu of the sight-gauge.
>>>
>>> Cheers,
>>> Pete
>>> A239
>>>
>>>
>>> On Thu, Nov 28, 2013 at 8:11 AM, Rowland Carson <rowlandcarson@gmail.com>
>>> wrote:
>>>>
>>>> <rowlandcarson@gmail.com>
>>>>
>>>>> On 28 Nov 2013, at 12:40, GRAHAM SINGLETON wrote:
>>>>>
>>>>> isn't my vent system effectively the same as the factory setup? There
>>>>> will still be a +ve pressure on the tank.
>>>>
>>>> Graham - thanks for pointing that out. Until now, I hadn't noticed the
>>>> forward-pointing section at the end of the ultimate vent in your diagram as
>>>> posted here yesterday. I had assumed the vent would finish with a section
>>>> pointing vertically down (somewhere in the flap root area?) so as to
>>>> generate neither positive nor negative pressure, but probably cut off at an
>>>> angle to prevent whistles.
>>>>
>>>> in friendship
>>>>
>>>> Rowland
>>>>
>>>> | Rowland Carson ... that's Rowland with a 'w' ...
>>>> | <rowlandcarson@gmail.com> http://www.rowlandcarson.org.uk
>>>> | Skype, Twitter: rowland_carson Facebook: Rowland Carson
>>>> | pictures: http://picasaweb.google.com/rowlandcarson
>>>>
>>>>
>>>>
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